==== Ubuntu 本地源地址 ====

----

==== 修改源步骤 ====

  - cd /etc/apt
  - sudo mv sources.list sources.list.bak
  - sudo vim sources.list
  - 根据各自的版本，加入以下相应内容
  - 最后更新软件源 sudo apt-get update

----

==== 14.04 （持续更新中）====
<code>
deb http://192.168.41.191/ubuntu14.04/ trusty main restricted universe multiverse
deb http://192.168.41.191/ubuntu14.04/ trusty-security main restricted universe multiverse
deb http://192.168.41.191/ubuntu14.04/ trusty-updates main restricted universe multiverse
deb http://192.168.41.191/ubuntu14.04/ trusty-proposed main restricted universe multiverse
deb http://192.168.41.191/ubuntu14.04/ trusty-backports main restricted universe multiverse
</code>

----
==== 12.04 (可用但不再更新)====
<code>
deb http://192.168.41.191/ubuntu12.04/ trusty main restricted universe multiverse
deb http://192.168.41.191/ubuntu12.04/ trusty-security main restricted universe multiverse
deb http://192.168.41.191/ubuntu12.04/ trusty-updates main restricted universe multiverse
deb http://192.168.41.191/ubuntu12.04/ trusty-proposed main restricted universe multiverse
deb http://192.168.41.191/ubuntu12.04/ trusty-backports main restricted universe multiverse
</code>